<template>
    <div style="border: 1px solid #ccc">
        <Toolbar style="border-bottom: 1px solid #ccc" :editor="editorRef" :defaultConfig="toolbarConfig" mode="default" />
        <Editor style="height: 500px; overflow-y: hidden;" v-model="valueHtml" :defaultConfig="editorConfig" mode="default"
            @onCreated="handleCreated"
            @onChange="onBlur" />
    </div>
</template>

<script lang="ts" setup>
import { reactive, ref, onBeforeUnmount, shallowRef, onMounted } from 'vue'
import '@wangeditor/editor/dist/css/style.css';
import { Editor, Toolbar } from '@wangeditor/editor-for-vue'

// 编辑器实例，必须用 shallowRef
const editorRef = shallowRef()

const emits = defineEmits(["html"])

// 内容 HTML
const valueHtml = ref('')

const toolbarConfig = {}
const editorConfig = { placeholder: '请输入内容...' }


// 组件销毁时，也及时销毁编辑器
onBeforeUnmount(() => {
    const editor = editorRef.value
    if (editor == null) return
    editor.destroy()
})

const onBlur = (editor: any) => emits("html", editor.getHtml())

const handleCreated = (editor: any) => {
    editorRef.value = editor // 记录 editor 实例，重要！
}

defineExpose({
    editorRef
})

</script>